OK, let's work through this together. We're starting with 417 and we're going to multiply it by 458, which means we add 417 to itself 458 times.
Step 1: 0 + 417 = 417
Step 2: 417 + 417 = 834
Step 3: 834 + 417 = 1251
Step 4: 1251 + 417 = 1668
Step 5: 1668 + 417 = 2085
Step 6: 2085 + 417 = 2502
Step 7: 2502 + 417 = 2919
Step 8: 2919 + 417 = 3336
Step 9: 3336 + 417 = 3753
Step 10: 3753 + 417 = 4170
Step 11: 4170 + 417 = 4587
Step 12: 4587 + 417 = 5004
Step 13: 5004 + 417 = 5421
Step 14: 5421 + 417 = 5838
Step 15: 5838 + 417 = 6255
Step 16: 6255 + 417 = 6672
Step 17: 6672 + 417 = 7089
Step 18: 7089 + 417 = 7506
Step 19: 7506 + 417 = 7923
Step 20: 7923 + 417 = 8340
Step 21: 8340 + 417 = 8757
Step 22: 8757 + 417 = 9174
Step 23: 9174 + 417 = 9591
Step 24: 9591 + 417 = 10008
Step 25: 10008 + 417 = 10425
Step 26: 10425 + 417 = 10842
Step 27: 10842 + 417 = 11259
Step 28: 11259 + 417 = 11676
Step 29: 11676 + 417 = 12093
Step 30: 12093 + 417 = 12510
Step 31: 12510 + 417 = 12927
Step 32: 12927 + 417 = 13344
Step 33: 13344 + 417 = 13761
Step 34: 13761 + 417 = 14178
Step 35: 14178 + 417 = 14595
Step 36: 14595 + 417 = 15012
Step 37: 15012 + 417 = 15429
Step 38: 15429 + 417 = 15846
Step 39: 15846 + 417 = 16263
Step 40: 16263 + 417 = 16680
Step 41: 16680 + 417 = 17097
Step 42: 17097 + 417 = 17514
Step 43: 17514 + 417 = 17931
Step 44: 17931 + 417 = 18348
Step 45: 18348 + 417 = 18765
Step 46: 18765 + 417 = 19182
Step 47: 19182 + 417 = 19599
Step 48: 19599 + 417 = 20016
Step 49: 20016 + 417 = 20433
Step 50: 20433 + 417 = 20850
Step 51: 20850 + 417 = 21267
Step 52: 21267 + 417 = 21684
Step 53: 21684 + 417 = 22101
Step 54: 22101 + 417 = 22518
Step 55: 22518 + 417 = 22935
Step 56: 22935 + 417 = 23352
Step 57: 23352 + 417 = 23769
Step 58: 23769 + 417 = 24186
Step 59: 24186 + 417 = 24603
Step 60: 24603 + 417 = 25020
Step 61: 25020 + 417 = 25437
Step 62: 25437 + 417 = 25854
Step 63: 25854 + 417 = 26271
Step 64: 26271 + 417 = 26688
Step 65: 26688 + 417 = 27105
Step 66: 27105 + 417 = 27522
Step 67: 27522 + 417 = 27939
Step 68: 27939 + 417 = 28356
Step 69: 28356 + 417 = 28773
Step 70: 28773 + 417 = 29190
Step 71: 29190 + 417 = 29607
Step 72: 29607 + 417 = 30024
Step 73: 30024 + 417 = 30441
Step 74: 30441 + 417 = 30858
Step 75: 30858 + 417 = 31275
Step 76: 31275 + 417 = 31692
Step 77: 31692 + 417 = 32109
Step 78: 32109 + 417 = 32526
Step 79: 32526 + 417 = 32943
Step 80: 32943 + 417 = 33360
Step 81: 33360 + 417 = 33777
Step 82: 33777 + 417 = 34194
Step 83: 34194 + 417 = 34611
Step 84: 34611 + 417 = 35028
Step 85: 35028 + 417 = 35445
Step 86: 35445 + 417 = 35862
Step 87: 35862 + 417 = 36279
Step 88: 36279 + 417 = 36696
Step 89: 36696 + 417 = 37113
Step 90: 37113 + 417 = 37530
Step 91: 37530 + 417 = 37947
Step 92: 37947 + 417 = 38364
Step 93: 38364 + 417 = 38781
Step 94: 38781 + 417 = 39198
Step 95: 39198 + 417 = 39615
Step 96: 39615 + 417 = 40032
Step 97: 40032 + 417 = 40449
Step 98: 40449 + 417 = 40866
Step 99: 40866 + 417 = 41283
Step 100: 41283 + 417 = 41700
Step 101: 41700 + 417 = 42117
Step 102: 42117 + 417 = 42534
Step 103: 42534 + 417 = 42951
Step 104: 42951 + 417 = 43368
Step 105: 43368 + 417 = 43785
Step 106: 43785 + 417 = 44202
Step 107: 44202 + 417 = 44619
Step 108: 44619 + 417 = 45036
Step 109: 45036 + 417 = 45453
Step 110: 45453 + 417 = 45870
Step 111: 45870 + 417 = 46287
Step 112: 46287 + 417 = 46704
Step 113: 46704 + 417 = 47121
Step 114: 47121 + 417 = 47538
Step 115: 47538 + 417 = 47955
Step 116: 47955 + 417 = 48372
Step 117: 48372 + 417 = 48789
Step 118: 48789 + 417 = 49206
Step 119: 49206 + 417 = 49623
Step 120: 49623 + 417 = 50040
Step 121: 50040 + 417 = 50457
Step 122: 50457 + 417 = 50874
Step 123: 50874 + 417 = 51291
Step 124: 51291 + 417 = 51708
Step 125: 51708 + 417 = 52125
Step 126: 52125 + 417 = 52542
Step 127: 52542 + 417 = 52959
Step 128: 52959 + 417 = 53376
Step 129: 53376 + 417 = 53793
Step 130: 53793 + 417 = 54210
Step 131: 54210 + 417 = 54627
Step 132: 54627 + 417 = 55044
Step 133: 55044 + 417 = 55461
Step 134: 55461 + 417 = 55878
Step 135: 55878 + 417 = 56295
Step 136: 56295 + 417 = 56712
Step 137: 56712 + 417 = 57129
Step 138: 57129 + 417 = 57546
Step 139: 57546 + 417 = 57963
Step 140: 57963 + 417 = 58380
Step 141: 58380 + 417 = 58797
Step 142: 58797 + 417 = 59214
Step 143: 59214 + 417 = 59631
Step 144: 59631 + 417 = 60048
Step 145: 60048 + 417 = 60465
Step 146: 60465 + 417 = 60882
Step 147: 60882 + 417 = 61299
Step 148: 61299 + 417 = 61716
Step 149: 61716 + 417 = 62133
Step 150: 62133 + 417 = 62550
Step 151: 62550 + 417 = 62967
Step 152: 62967 + 417 = 63384
Step 153: 63384 + 417 = 63801
Step 154: 63801 + 417 = 64218
Step 155: 64218 + 417 = 64635
Step 156: 64635 + 417 = 65052
Step 157: 65052 + 417 = 65469
Step 158: 65469 + 417 = 65886
Step 159: 65886 + 417 = 66303
Step 160: 66303 + 417 = 66720
Step 161: 66720 + 417 = 67137
Step 162: 67137 + 417 = 67554
Step 163: 67554 + 417 = 67971
Step 164: 67971 + 417 = 68388
Step 165: 68388 + 417 = 68805
Step 166: 68805 + 417 = 69222
Step 167: 69222 + 417 = 69639
Step 168: 69639 + 417 = 70056
Step 169: 70056 + 417 = 70473
Step 170: 70473 + 417 = 70890
Step 171: 70890 + 417 = 71307
Step 172: 71307 + 417 = 71724
Step 173: 71724 + 417 = 72141
Step 174: 72141 + 417 = 72558
Step 175: 72558 + 417 = 72975
Step 176: 72975 + 417 = 73392
Step 177: 73392 + 417 = 73809
Step 178: 73809 + 417 = 74226
Step 179: 74226 + 417 = 74643
Step 180: 74643 + 417 = 75060
Step 181: 75060 + 417 = 75477
Step 182: 75477 + 417 = 75894
Step 183: 75894 + 417 = 76311
Step 184: 76311 + 417 = 76728
Step 185: 76728 + 417 = 77145
Step 186: 77145 + 417 = 77562
Step 187: 77562 + 417 = 77979
Step 188: 77979 + 417 = 78396
Step 189: 78396 + 417 = 78813
Step 190: 78813 + 417 = 79230
Step 191: 79230 + 417 = 79647
Step 192: 79647 + 417 = 80064
Step 193: 80064 + 417 = 80481
Step 194: 80481 + 417 = 80898
Step 195: 80898 + 417 = 81315
Step 196: 81315 + 417 = 81732
Step 197: 81732 + 417 = 82149
Step 198: 82149 + 417 = 82566
Step 199: 82566 + 417 = 82983
Step 200: 82983 + 417 = 83400
Step 201: 83400 + 417 = 83817
Step 202: 83817 + 417 = 84234
Step 203: 84234 + 417 = 84651
Step 204: 84651 + 417 = 85068
Step 205: 85068 + 417 = 85485
Step 206: 85485 + 417 = 85902
Step 207: 85902 + 417 = 86319
Step 208: 86319 + 417 = 86736
Step 209: 86736 + 417 = 87153
Step 210: 87153 + 417 = 87570
Step 211: 87570 + 417 = 87987
Step 212: 87987 + 417 = 88404
Step 213: 88404 + 417 = 88821
Step 214: 88821 + 417 = 89238
Step 215: 89238 + 417 = 89655
Step 216: 89655 + 417 = 90072
Step 217: 90072 + 417 = 90489
Step 218: 90489 + 417 = 90906
Step 219: 90906 + 417 = 91323
Step 220: 91323 + 417 = 91740
Step 221: 91740 + 417 = 92157
Step 222: 92157 + 417 = 92574
Step 223: 92574 + 417 = 92991
Step 224: 92991 + 417 = 93408
Step 225: 93408 + 417 = 93825
Step 226: 93825 + 417 = 94242
Step 227: 94242 + 417 = 94659
Step 228: 94659 + 417 = 95076
Step 229: 95076 + 417 = 95493
Step 230: 95493 + 417 = 95910
Step 231: 95910 + 417 = 96327
Step 232: 96327 + 417 = 96744
Step 233: 96744 + 417 = 97161
Step 234: 97161 + 417 = 97578
Step 235: 97578 + 417 = 97995
Step 236: 97995 + 417 = 98412
Step 237: 98412 + 417 = 98829
Step 238: 98829 + 417 = 99246
Step 239: 99246 + 417 = 99663
Step 240: 99663 + 417 = 100080
Step 241: 100080 + 417 = 100497
Step 242: 100497 + 417 = 100914
Step 243: 100914 + 417 = 101331
Step 244: 101331 + 417 = 101748
Step 245: 101748 + 417 = 102165
Step 246: 102165 + 417 = 102582
Step 247: 102582 + 417 = 102999
Step 248: 102999 + 417 = 103416
Step 249: 103416 + 417 = 103833
Step 250: 103833 + 417 = 104250
Step 251: 104250 + 417 = 104667
Step 252: 104667 + 417 = 105084
Step 253: 105084 + 417 = 105501
Step 254: 105501 + 417 = 105918
Step 255: 105918 + 417 = 106335
Step 256: 106335 + 417 = 106752
Step 257: 106752 + 417 = 107169
Step 258: 107169 + 417 = 107586
Step 259: 107586 + 417 = 108003
Step 260: 108003 + 417 = 108420
Step 261: 108420 + 417 = 108837
Step 262: 108837 + 417 = 109254
Step 263: 109254 + 417 = 109671
Step 264: 109671 + 417 = 110088
Step 265: 110088 + 417 = 110505
Step 266: 110505 + 417 = 110922
Step 267: 110922 + 417 = 111339
Step 268: 111339 + 417 = 111756
Step 269: 111756 + 417 = 112173
Step 270: 112173 + 417 = 112590
Step 271: 112590 + 417 = 113007
Step 272: 113007 + 417 = 113424
Step 273: 113424 + 417 = 113841
Step 274: 113841 + 417 = 114258
Step 275: 114258 + 417 = 114675
Step 276: 114675 + 417 = 115092
Step 277: 115092 + 417 = 115509
Step 278: 115509 + 417 = 115926
Step 279: 115926 + 417 = 116343
Step 280: 116343 + 417 = 116760
Step 281: 116760 + 417 = 117177
Step 282: 117177 + 417 = 117594
Step 283: 117594 + 417 = 118011
Step 284: 118011 + 417 = 118428
Step 285: 118428 + 417 = 118845
Step 286: 118845 + 417 = 119262
Step 287: 119262 + 417 = 119679
Step 288: 119679 + 417 = 120096
Step 289: 120096 + 417 = 120513
Step 290: 120513 + 417 = 120930
Step 291: 120930 + 417 = 121347
Step 292: 121347 + 417 = 121764
Step 293: 121764 + 417 = 122181
Step 294: 122181 + 417 = 122598
Step 295: 122598 + 417 = 123015
Step 296: 123015 + 417 = 123432
Step 297: 123432 + 417 = 123849
Step 298: 123849 + 417 = 124266
Step 299: 124266 + 417 = 124683
Step 300: 124683 + 417 = 125100
Step 301: 125100 + 417 = 125517
Step 302: 125517 + 417 = 125934
Step 303: 125934 + 417 = 126351
Step 304: 126351 + 417 = 126768
Step 305: 126768 + 417 = 127185
Step 306: 127185 + 417 = 127602
Step 307: 127602 + 417 = 128019
Step 308: 128019 + 417 = 128436
Step 309: 128436 + 417 = 128853
Step 310: 128853 + 417 = 129270
Step 311: 129270 + 417 = 129687
Step 312: 129687 + 417 = 130104
Step 313: 130104 + 417 = 130521
Step 314: 130521 + 417 = 130938
Step 315: 130938 + 417 = 131355
Step 316: 131355 + 417 = 131772
Step 317: 131772 + 417 = 132189
Step 318: 132189 + 417 = 132606
Step 319: 132606 + 417 = 133023
Step 320: 133023 + 417 = 133440
Step 321: 133440 + 417 = 133857
Step 322: 133857 + 417 = 134274
Step 323: 134274 + 417 = 134691
Step 324: 134691 + 417 = 135108
Step 325: 135108 + 417 = 135525
Step 326: 135525 + 417 = 135942
Step 327: 135942 + 417 = 136359
Step 328: 136359 + 417 = 136776
Step 329: 136776 + 417 = 137193
Step 330: 137193 + 417 = 137610
Step 331: 137610 + 417 = 138027
Step 332: 138027 + 417 = 138444
Step 333: 138444 + 417 = 138861
Step 334: 138861 + 417 = 139278
Step 335: 139278 + 417 = 139695
Step 336: 139695 + 417 = 140112
Step 337: 140112 + 417 = 140529
Step 338: 140529 + 417 = 140946
Step 339: 140946 + 417 = 141363
Step 340: 141363 + 417 = 141780
Step 341: 141780 + 417 = 142197
Step 342: 142197 + 417 = 142614
Step 343: 142614 + 417 = 143031
Step 344: 143031 + 417 = 143448
Step 345: 143448 + 417 = 143865
Step 346: 143865 + 417 = 144282
Step 347: 144282 + 417 = 144699
Step 348: 144699 + 417 = 145116
Step 349: 145116 + 417 = 145533
Step 350: 145533 + 417 = 145950
Step 351: 145950 + 417 = 146367
Step 352: 146367 + 417 = 146784
Step 353: 146784 + 417 = 147201
Step 354: 147201 + 417 = 147618
Step 355: 147618 + 417 = 148035
Step 356: 148035 + 417 = 148452
Step 357: 148452 + 417 = 148869
Step 358: 148869 + 417 = 149286
Step 359: 149286 + 417 = 149703
Step 360: 149703 + 417 = 150120
Step 361: 150120 + 417 = 150537
Step 362: 150537 + 417 = 150954
Step 363: 150954 + 417 = 151371
Step 364: 151371 + 417 = 151788
Step 365: 151788 + 417 = 152205
Step 366: 152205 + 417 = 152622
Step 367: 152622 + 417 = 153039
Step 368: 153039 + 417 = 153456
Step 369: 153456 + 417 = 153873
Step 370: 153873 + 417 = 154290
Step 371: 154290 + 417 = 154707
Step 372: 154707 + 417 = 155124
Step 373: 155124 + 417 = 155541
Step 374: 155541 + 417 = 155958
Step 375: 155958 + 417 = 156375
Step 376: 156375 + 417 = 156792
Step 377: 156792 + 417 = 157209
Step 378: 157209 + 417 = 157626
Step 379: 157626 + 417 = 158043
Step 380: 158043 + 417 = 158460
Step 381: 158460 + 417 = 158877
Step 382: 158877 + 417 = 159294
Step 383: 159294 + 417 = 159711
Step 384: 159711 + 417 = 160128
Step 385: 160128 + 417 = 160545
Step 386: 160545 + 417 = 160962
Step 387: 160962 + 417 = 161379
Step 388: 161379 + 417 = 161796
Step 389: 161796 + 417 = 162213
Step 390: 162213 + 417 = 162630
Step 391: 162630 + 417 = 163047
Step 392: 163047 + 417 = 163464
Step 393: 163464 + 417 = 163881
Step 394: 163881 + 417 = 164298
Step 395: 164298 + 417 = 164715
Step 396: 164715 + 417 = 165132
Step 397: 165132 + 417 = 165549
Step 398: 165549 + 417 = 165966
Step 399: 165966 + 417 = 166383
Step 400: 166383 + 417 = 166800
Step 401: 166800 + 417 = 167217
Step 402: 167217 + 417 = 167634
Step 403: 167634 + 417 = 168051
Step 404: 168051 + 417 = 168468
Step 405: 168468 + 417 = 168885
Step 406: 168885 + 417 = 169302
Step 407: 169302 + 417 = 169719
Step 408: 169719 + 417 = 170136
Step 409: 170136 + 417 = 170553
Step 410: 170553 + 417 = 170970
Step 411: 170970 + 417 = 171387
Step 412: 171387 + 417 = 171804
Step 413: 171804 + 417 = 172221
Step 414: 172221 + 417 = 172638
Step 415: 172638 + 417 = 173055
Step 416: 173055 + 417 = 173472
Step 417: 173472 + 417 = 173889
Step 418: 173889 + 417 = 174306
Step 419: 174306 + 417 = 174723
Step 420: 174723 + 417 = 175140
Step 421: 175140 + 417 = 175557
Step 422: 175557 + 417 = 175974
Step 423: 175974 + 417 = 176391
Step 424: 176391 + 417 = 176808
Step 425: 176808 + 417 = 177225
Step 426: 177225 + 417 = 177642
Step 427: 177642 + 417 = 178059
Step 428: 178059 + 417 = 178476
Step 429: 178476 + 417 = 178893
Step 430: 178893 + 417 = 179310
Step 431: 179310 + 417 = 179727
Step 432: 179727 + 417 = 180144
Step 433: 180144 + 417 = 180561
Step 434: 180561 + 417 = 180978
Step 435: 180978 + 417 = 181395
Step 436: 181395 + 417 = 181812
Step 437: 181812 + 417 = 182229
Step 438: 182229 + 417 = 182646
Step 439: 182646 + 417 = 183063
Step 440: 183063 + 417 = 183480
Step 441: 183480 + 417 = 183897
Step 442: 183897 + 417 = 184314
Step 443: 184314 + 417 = 184731
Step 444: 184731 + 417 = 185148
Step 445: 185148 + 417 = 185565
Step 446: 185565 + 417 = 185982
Step 447: 185982 + 417 = 186399
Step 448: 186399 + 417 = 186816
Step 449: 186816 + 417 = 187233
Step 450: 187233 + 417 = 187650
Step 451: 187650 + 417 = 188067
Step 452: 188067 + 417 = 188484
Step 453: 188484 + 417 = 188901
Step 454: 188901 + 417 = 189318
Step 455: 189318 + 417 = 189735
Step 456: 189735 + 417 = 190152
Step 457: 190152 + 417 = 190569
Step 458: 190569 + 417 = 190986

So, 417*458 = 190986